CVE-2026-14152: Google Chrome Privilege Escalation Flaw

CVE-2026-14152 Overview

CVE-2026-14152 is an out-of-bounds read and write vulnerability [CWE-787] in ANGLE, the graphics abstraction layer used by Google Chrome. The flaw affects Google Chrome versions prior to 150.0.7871.47. An attacker who has already compromised the renderer process can leverage a crafted HTML page to potentially escape the Chrome sandbox. Sandbox escape flaws are dangerous because they allow code running under renderer restrictions to break into the more privileged browser process. Google classified the Chromium security severity as Low, but NVD scored the issue at 9.6 due to the network attack vector and scope change.

Critical Impact
A remote attacker controlling a compromised renderer can escape the Chrome sandbox via a crafted HTML page, gaining broader access on the host.

Affected Products

Google Chrome versions prior to 150.0.7871.47
Chromium-based browsers embedding vulnerable ANGLE builds
Desktop Chrome channels on Windows, macOS, and Linux

Discovery Timeline

2026-06-30 - CVE-2026-14152 published to NVD
2026-07-01 - Last updated in NVD database

Technical Details for CVE-2026-14152

Vulnerability Analysis

The vulnerability resides in ANGLE (Almost Native Graphics Layer Engine), the component that translates OpenGL ES API calls into native graphics APIs such as Direct3D, Metal, or Vulkan. ANGLE processes untrusted WebGL and graphics content originating from web pages. An out-of-bounds read and write condition in this code path allows memory access outside the intended bounds of a buffer.

Exploitation requires the attacker to first compromise the Chrome renderer process. From this position, the attacker uses a crafted HTML page to trigger the flawed ANGLE code path. Because ANGLE runs with GPU process privileges rather than renderer sandbox privileges, memory corruption in this layer can be chained into a sandbox escape.

The CWE-787 classification indicates the write component enables attacker-controlled data to overwrite adjacent memory. Combined with the read primitive, this typically yields the ingredients needed for arbitrary code execution outside the sandbox boundary.

Root Cause

The root cause is improper bounds validation in ANGLE when processing graphics operations exposed to renderer-supplied inputs. Missing or incorrect length checks let an attacker access memory beyond the allocated buffer region during graphics command handling.

Attack Vector

The attack requires two stages. First, the attacker must already control the renderer process, typically achieved through a separate renderer-side vulnerability. Second, the attacker delivers a crafted HTML page that issues graphics API calls designed to trigger the ANGLE flaw. User interaction is required to visit or load the malicious content.

The vulnerability manifests during processing of crafted graphics commands within ANGLE. Refer to the Chromium Issue Tracker #517534944 for technical details as they become publicly available.

Detection Methods for CVE-2026-14152

Indicators of Compromise

Chrome or Chromium-based browser processes crashing with GPU or ANGLE-related stack frames
Unexpected child processes spawned by chrome.exe following visits to untrusted pages
Anomalous memory access patterns or WebGL-heavy pages triggering renderer or GPU process restarts

Detection Strategies

Inventory installed Chrome versions across managed endpoints and flag any build below 150.0.7871.47
Correlate browser crash telemetry with subsequent process creation events indicating potential sandbox escape
Monitor for exploitation chains that pair renderer compromise with GPU process anomalies

Monitoring Recommendations

Ingest Chrome crash reports and endpoint process telemetry into a centralized analytics platform
Track outbound network connections from browser child processes to detect post-exploitation callbacks
Alert on binaries executed from browser cache or temporary directories immediately after page visits

How to Mitigate CVE-2026-14152

Immediate Actions Required

Update Google Chrome to version 150.0.7871.47 or later on all endpoints
Restart browser sessions after patching to ensure the vulnerable ANGLE module is unloaded
Verify enterprise auto-update policies are enabled and functioning across the fleet

Patch Information

Google released the fix in the Chrome Stable channel update documented in the Chrome Desktop Update June 2026 announcement. Downstream Chromium-based browsers should adopt the corresponding ANGLE fix from their vendors.

Workarounds

Restrict access to untrusted websites through browser policy or web filtering until patches are deployed
Disable hardware acceleration to reduce reliance on ANGLE code paths where operationally acceptable
Enforce site isolation and strict process sandboxing via Chrome enterprise policies

bash

# Verify Chrome version on Windows
reg query "HKLM\Software\Google\Update\Clients\{8A69D345-D564-463C-AFF1-A69D9E530F96}" /v pv

# Verify Chrome version on Linux
google-chrome --version

# Enforce minimum version via enterprise policy (example: macOS plist key)
# defaults write com.google.Chrome BrowserSignin -int 2